<!DOCTYPE html>
<html class="x-admin-sm">

<head>
    <meta charset="UTF-8">
    <title>菜品分类修改</title>
    <meta name="renderer" content="webkit">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport"
          content="width=device-width,user-scalable=yes, minimum-scale=0.4, initial-scale=0.8,target-densitydpi=low-dpi"/>
    <link rel="stylesheet" href="css/font.css">
    <link rel="stylesheet" href="css/xadmin.css">
    <script type="text/javascript" src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
    <script type="text/javascript" src="lib/layui/layui.js" charset="utf-8"></script>
    <script type="text/javascript" src="js/xadmin.js"></script>
    <script type="text/javascript" src="js/cookie.js"></script>
    <!-- 让IE8/9支持媒体查询，从而兼容栅格 -->
    <!--[if lt IE 9]>
    <script src="https://cdn.staticfile.org/html5shiv/r29/html5.min.js"></script>
    <script src="https://cdn.staticfile.org/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->
</head>

<body>
<div class="x-body">
    <form class="layui-form" lay-filter="form_edit">
        <div class="layui-form-item">
            <label for="categoryName" class="layui-form-label">
                <span class="x-red">*</span>类名
            </label>
            <div class="layui-input-inline">
                <input type="text" id="categoryName" name="categoryName" required="" lay-verify="categoryName"
                       autocomplete="off" class="layui-input" autofocus="autofocus">
            </div>
            <div class="layui-form-mid layui-word-aux">
                <span class="x-red">*</span>不能少于两个字符
            </div>
        </div>

        <div class="layui-form-item">
            <label class="layui-form-label">
            </label>
            <button class="layui-btn" lay-filter="add" lay-submit="">
                修改
            </button>
        </div>
    </form>
</div>
<script>
    var result = [];
    $(document).ready(function () {
        $.ajax({
            url: '/sell/getFoodTypeCategoryForEdit',
            async: false,
            success: function (res) {
                result = res;
            }
        });
    })
</script>
<script>
    layui.use(['form', 'layer'], function () {
        $ = layui.jquery;
        var form = layui.form
            , layer = layui.layer;
        // 表单初始赋值
        form.val("form_edit", {
            "categoryName": result.categoryName,
        });

        var res = result;

        //自定义验证规则
        form.verify({
            categoryName: function (value) {
                if (value.length <= 1) {
                    return '昵称至少得2个字符';
                }
                // 用户名被修改了，去服务器验证
                if (value != res.categoryName) {
                    // 存放结果
                    var result = '';
                    // 访问服务端,不能有重复的用户名
                    $.ajax({
                        url: '/sell/queryExistTypeName',
                        async: false,
                        type: 'get',
                        data: {name: value},
                        success: function (res) {
                            // 回调方法中return无效
                            if (res == 1) {
                                result = '类别已存在，请重新输入！';
                            }
                        },
                        error: function (status) {
                            result = status;
                        }
                    })
                    return result;
                }
            }
        });

        //监听提交
        form.on('submit(add)', function (data) {

            data = data.field
            data.categoryId = result.categoryId

            if (data.categoryName == result.categoryName) {
                layer.msg("没有更改！")
                return false;
            }
            //发异步，把数据提交给后端
            $.ajax({
                url: '/sell/updateOneFoodTypeCategory',
                type: 'put',
                data: data,
                success: function (msg) {
                    if (msg == 1) {
                        layer.msg("修改成功！", {icon: 6, time: 1000}, function () {
                            // 获得frame索引
                            var index = parent.layer.getFrameIndex(window.name);
                            // 关闭当前frame
                            parent.layer.close(index);
                            // 可以对父窗口进行刷新
                            x_admin_father_reload();
                        })
                    } else {
                        layer.msg("修改失败！请重试", {icon: 5, time: 1000})
                    }
                }
            });
            return false;
        });
    });
</script>

</body>

</html>